<?php
namespace Admin\Controller;
use Think\Controller;
class CommonController extends Controller {
    public function verify(){
        $config =    array(
            'fontSize'    =>    20,    // 验证码字体大小
        );
        $verify = new \Think\Verify( $config);//创建验证码类的对象
        $verify->entry();//生成验证码

    }
}